IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE
IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE) != 0) &&
IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE) ?
~IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE);
IPV6_ADDOPT_NEIGHBOR_DISCOVERY_ADDR_ENABLE);